Nokia Steel HR
Tech specs 
SizeWatch: 36 mm or 40mm diameter, 11.5 mm thickness (0.45")
MaterialStainless Steel case with silicone strap
ChargingUSB
BatteryCR2025
Battery life25 days
Water-resistanceUp to 50 m (5 ATM)
Weight49 grams (40mm version)
SensorDay & Night motion sensor
High precision MEMS 3-axis accelerometer
Low power consumption
Optical heart rate sensor
DisplayAnalog
Screen size36 mm or 40mm diameter
ColorsBlack (36mm also comes in White)
OtherPLATFORM: Propriatory
PROCESSOR: N/A
MEMORY: N/A
CONNECTIVITY: Bluetooth 4.0
Activity tracking 
StepsYes
DistanceYes
CaloriesYes
ActivityYes
FloorsNo
SleepYes
Heart rateYes
Vo2MaxNo
Stress & recovery
UV exposureNo
Skin temperatureNo
Galvanic skin responseNo
Hydration level
Calorie intake
GPSNo
Running featuresNo
Swimming featuresCalories and duration
Other Silent alarm
Non-fitness functions 
Smartphone notificationsYes (text, call and email alerts)
On-board music storage
Connected pay
Links 
Affiliate link*Amazon | Nokia
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**All tech specs and images on this page come from manufacturers. These may change over time as manufacturers sometimes update their devices. While we cannot guarantee absolute accuracy of information on this page, we promise to review this content regularly and do our best to bring you the most up-to-date information. To be absolutely sure of tech specs of a particular device, we recommend checking the manufacturer’s website.

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